Antigua and Barbuda
total: 30 years
male: 29.5 years
female: 30.5 years (2006 est.)
Argentina
total: 29.7 years
male: 28.8 years
female: 30.7 years (2006 est.)
Armenia
total: 30.4 years
male: 27.8 years
female: 33.2 years (2006 est.)
Aruba
total: 38.5 years
male: 36.4 years
female: 40.3 years (2006 est.)
Australia
total: 36.9 years
male: 36 years
female: 37.7 years (2006 est.)
Austria
total: 40.9 years
male: 39.8 years
female: 42 years (2006 est.)
Azerbaijan
total: 27.7 years
male: 26.3 years
female: 29.2 years (2006 est.)
Bahamas, The
total: 27.8 years
male: 27.1 years
female: 28.6 years (2006 est.)
Bahrain
total: 29.4 years
male: 32.4 years
female: 25.8 years (2006 est.)
Bangladesh
total: 22.2 years
male: 22.2 years
female: 22.2 years (2006 est.)